it is really simple… once you start to learn about how to create vectors. My best advice would be to find someone’s illustrator tutorial channel on youtube, someone whose voice you can deal with, and follow along for some easy projects. simple little projects will help you get to know various functions and tools without getting overwhelmed by the possibilities. something like this is a fine start:
There are also a bunch of great tutorials in the matrix. This one that I made goes by pretty fast, so it may or may not be helpful.